D:/opendownloadmanager/ODM-1.x/Firefox/XPCOM Component/vmsFile.cpp

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/*
  Free Download Manager Copyright (c) 2003-2007 FreeDownloadManager.ORG
  Open Download Manager Copyright (c) 2008-2010 OpenDownloadManager.ORG
*/        

#include "vmsFile.h"        

vmsFile::vmsFile()
{
        m_file = NULL;
}

vmsFile::~vmsFile()
{
        close ();
}

bool vmsFile::open(LPCSTR pszName, LPCSTR pszMode)
{
        close ();

        m_file = fopen (pszName, pszMode);

        return m_file != NULL;
}

void vmsFile::close()
{
        if (m_file)
        {
                fclose (m_file);
                m_file = NULL;
        }
}

bool vmsFile::read(std::string& str)
{
        char sz [1000] = "";
        str = "";

        for (;;)
        {
                LPCSTR psz = fgets (sz, sizeof (sz) - 1, m_file);

                if (psz == NULL && !feof (m_file))
                {
                        str = "";
                        return false;
                }

                if (psz == NULL)
                        return false;

                str += sz;
                if (lstrlen (sz) < sizeof (sz) - 1 ||
                                str [str.length () - 1] == '\n')
                        break;
        };

        if (str [str.length () - 1] == '\n')
                str.erase (str.begin () + str.length () - 1);

        return true;
}

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